Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:birefringence |
0.008
|
| gptkbp:category |
gptkb:Feldspar
|
| gptkbp:chemicalFormula |
KAlSi3O8
|
| gptkbp:cleavage |
Perfect
|
| gptkbp:color |
Green
Blue-green |
| gptkbp:crystalSystem |
Triclinic
|
| gptkbp:discoveredIn |
gptkb:Brazil
gptkb:Madagascar gptkb:Russia gptkb:United_States |
| gptkbp:fracture |
Uneven
|
| gptkbp:hardnessMohs |
6–6.5
|
| gptkbp:luster |
Vitreous
|
| gptkbp:namedAfter |
gptkb:Amazon_River
|
| gptkbp:opticalProperties |
Biaxial (-)
|
| gptkbp:pleochroism |
Weak
|
| gptkbp:radioactive |
Slightly radioactive
|
| gptkbp:refractiveIndex |
1.522–1.530
|
| gptkbp:relatedGroup |
gptkb:Microcline
|
| gptkbp:specificGravity |
2.56–2.58
|
| gptkbp:streak |
White
|
| gptkbp:tenacity |
Brittle
|
| gptkbp:transparency |
Translucent
Opaque |
| gptkbp:uses |
gptkb:granite
Ornamental stone |
| gptkbp:bfsParent |
gptkb:Precious_Stone
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Amazonite
|